>4n33C (C:) observed residues (from ATOM records) sqgwkyfkgnfyyfslipktwysaeqfcvsrnshltsvtseseqeflyktaggliywigl tkagmegdwswvddtpfnkvqsarfwipgepnnagnnehcgnikapslqawndapcdktf lfickrpyv